package com.ktjy.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.authority.AuthorityUtils;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.stereotype.Service;

@Service
public class UserDetailsServiceImpl implements UserDetailsService {
    @Autowired
    PasswordEncoder passwordEncoder;

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        //根据用户名查询数据库
        if(!"admin".equals(username)){
            throw new RuntimeException("用户名不存在");
        }
        String pass=passwordEncoder.encode("123456");

        return new User(username,pass, AuthorityUtils.commaSeparatedStringToAuthorityList("admin,normal"));
    }
}
